Compressed Zip File
Be sure that you have an application to open this file type before downloading and/or purchasing. How to unzip files.
Do your students need to learn how to list and describe the steps in the water treatment process? This is a great way to work on the Earth and Human Activity Disciplinary Core Idea of the Next Generation Science Standards! If you want to see how I used this in my lesson on Engineering Design - Visit my unit "Plaid Pete Engineers A Solution" at www.better.lesson.com. Look for this unit to go "live" sometime in February or March 2015!